Denso Tape 3" provides on site anti-corrosion protection of gas, water, oil and other pipes and pipeline valves and fittings including structural steel. It is a cold applied petrolatum tape which remains plastic over a wide temperature range. It is highly resistant to mineral acids, alkalis, salts and micro-organisms. Highly impermeable to water, water vapour and gases and used for the protection of buried or exposed pipes, rods, cables, valves and metal fittings from corrosion.